There are several synonyms for the term "anally retentive", which is used to describe someone who is obsessively and overly organized, detail-oriented, and strict about rules and regulations. Some of the most commonly used synonyms for this term include "meticulous", "rigid", "fastidious", "uptight", "perfectionist", "compulsive", and "obsessive". These words all convey the same idea of someone who is excessively focused on details and rules, and who is often seen as inflexible or rigid in their approach to life and work. Whether you prefer to use one of these synonyms or the original term itself, the message remains the same: this is a person who is highly concerned with order and precision in all areas of their life.